Club Certificate2025
VAJRA 3ITA-24537
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Rated boat velocities in knots
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat Angles42.9°42.9°40.6°37.8°36.4°36.0°36.0°36.4°38.3°
Beat VMG2.373.284.014.484.684.754.794.804.68
52°3.704.975.836.246.456.556.626.696.66
60°3.965.225.996.386.646.786.886.996.99
75°4.125.376.106.516.877.147.317.567.66
90°4.345.626.346.676.927.317.708.268.62
110°4.435.756.547.127.587.988.389.169.97
120°4.285.626.477.117.798.469.0010.2011.47
135°3.685.056.086.737.408.229.2612.0113.66
150°2.994.265.346.126.717.257.9610.8214.03
Run VMG2.593.694.635.315.836.286.899.3712.15
Gybe Angles143.2°143.2°148.1°152.1°152.8°149.7°145.3°142.6°147.1°
APH ToD:583.4CDL: 7.257APH ToT: 1.0284CertNo:25/1
BOAT
ClassBlu Sail 24DesignerBrenta/PeriottoBuilderRimini SailAge date03/2006Series date10/1995Offset fileBSAIL24.OFFData fileI24537
HULL
Length Overall7.470Maximum Beam2.384Draft1.643Displacement1,100DLR4.1960IMS DivisionSportboatDynamic Allowance0.000%Age Allowance0.487%
PROPELLER
InstallationNo PropellerTypeN/ADiameterN/A
CREW
Maximum weight350(declared)Minimum weight220 ✱ when appliedNon Manual PowerNoCrew Arm Extension
SAIL AREAS (m²)
MeasuredRatedMainsail18.9319.44Headsail Luffed12.8312.83Headsail FlyingSymmetricAsymmetric57.1557.15 (All asymmetric spinnakers with SHW/SFL > 85%)
STORM SAIL AREAS (m²)
Trysail5.44Storm Jib3.93Heavy Weather Jib10.61
SAIL LIMITS
Headsails5
✱ Woven polyester sails
Spinnakers4
STABILITY
Righting MomentN/AStability IndexN/A
The owner and any other person in charge is responsible that boat is complying with her certificate in accordance with RRS 78.1 and ORC Rule 304.
ORC Ref  0319000477FIssued on 19/11/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
VAJRA 3ITA-24537
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Time Allowances in secs/NM
Wind Velocity 4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Beat VMG1520.31096.6898.3803.1769.7757.2750.9750.1769.7
52°972.7724.2617.6576.9558.1549.3543.4537.8540.2
60°909.3690.2600.6564.4542.0530.7523.5515.3514.8
75°873.7670.9590.3553.3524.3504.2492.2476.4470.0
90°829.6640.2567.6540.0520.3492.7467.7435.7417.6
110°812.6626.6550.5505.3474.8451.1429.7393.0361.2
120°840.8641.0556.4506.1462.0425.3399.9353.0313.8
135°979.4713.3592.5534.6486.6438.1388.7299.7263.5
150°1205.7845.9674.0588.0536.6496.3452.3332.6256.6
Run VMG1391.4976.7778.3677.5617.9573.1522.3384.1296.3
Selected Courses
Windward / Leeward1455.41036.7838.3740.3693.8665.1636.6567.1533.0
All purpose1090.2799.9668.4605.2569.9544.0520.7474.3451.1
Single Number Scoring Options
CourseTime On
Distance		Time On
Time
Windward / Leeward716.90.8369
All purpose583.41.0284
 
Custom scoring options for Australia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Custom scoring options for Austria
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance632.30.9490
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1530.41030.7790.6673.8606.7564.3525.1450.9422.9
Custom scoring options for Brazil
Scoring OptionTime On
Time
Upwind "bolina"0.7209
Downwind "popa"0.9272
70% up, 30% down "Ilhabela"0.7725
30% up, 70% down "Ilhabela-inverso"0.8539
Custom scoring options for Bulgaria
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Predominantly Upwind640.10.9373
Predominantly Downwind581.81.0312
Custom scoring options for Canada
Scoring OptionTODTOT
TriNum AP Low734.10.8173
TriNum AP Med583.51.0283
TriNum AP High509.11.1785
TriNum W/L Low979.50.6125
TriNum W/L Med714.20.8401
TriNum W/L Hig617.70.9714
Predom. Upwind662.80.9053
Predom. Reaching573.41.0464
Predom. Downwind599.31.0012
Predom. Up Low892.60.6722
Predom. Up L/M694.70.8637
Predom. Up Med623.30.9627
Predom. Up M/H581.11.0325
Predom. Up High555.61.0800
Predom. Dn Low860.90.6969
Predom. Dn L/M656.10.9146
Predom. Dn Med568.21.0560
Predom. Dn M/H488.51.2282
Predom. Dn High416.01.4423
Predom. Rc Low775.70.7735
Predom. Rc L/M613.90.9774
Predom. Rc Med547.41.0961
Predom. Rc M/H487.81.2300
Predom. Rc High441.71.3584
SA/DSPL Upwind29.80SA/DSPL Downwind71.37
Scoring OptionTODTOT
5B W/L Low1091.90.5495
5B W/L L/M811.60.7393
5B W/L Med703.90.8524
5B W/L M/H634.40.9457
5B W/L High573.21.0467
W/L 60-40 Low1104.10.5434
W/L 60-40 L/M824.30.7279
W/L 60-40 Med719.60.8338
W/L 60-40 M/H658.20.9115
W/L 60-40 High609.30.9848
5B AP Low800.30.7497
5B AP L/M651.00.9217
5B AP Med575.51.0425
5B AP M/H520.91.1518
5B AP High478.31.2545
5B SF Bay Low944.50.6352
5B SF Bay L/M777.80.7714
5B SF Bay Med677.60.8855
5B SF Bay M/H613.30.9783
5B SF Bay High561.01.0696
Chicago-Mac Upwind0.8797
Chicago-Mac All Purpose0.9212
Chicago-Mac Downwind0.9608
BayMac Cove Island875.60.6853
BayMac Shore870.00.6896
Harvest Moon494.81.2125
Custom scoring options for Cyprus
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance632.30.9490
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1530.41030.7790.6673.8606.7564.3525.1450.9422.9
Custom scoring options for Denmark
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance632.30.9490
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1530.41030.7790.6673.8606.7564.3525.1450.9422.9
Custom scoring options for Spain
Scoring OptionTime On
Distance
Coastal/Long Distance632.3
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1530.41030.7790.6673.8606.7564.3525.1450.9422.9
Custom scoring options for Estonia
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Custom scoring options for Finland
Scoring OptionTime On
Distance		Time On
Time
FinRating632.30.9490
FinRating, kevyt tuuli1069.20.9353
FinRating, kova tuuli479.21.0435
Custom scoring options for France
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Custom scoring options for Germany
Scoring OptionTime On
Time
Coastal/Long Distance0.9490
Triple Number Coastal/Long Distance Low0.8173
Triple Number Coastal/Long Distance Medium1.0284
Triple Number Coastal/Long Distance High1.1785
Triple Number Windward/Leeward Low0.6400
Triple Number Windward/Leeward Medium0.8401
Triple Number Windward/Leeward High0.9714
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1530.41030.7790.6673.8606.7564.3525.1450.9422.9
For information
General Purpose Handicap (GPH)651.7
Custom scoring options for Greece
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance632.30.9490
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1530.41030.7790.6673.8606.7564.3525.1450.9422.9
Custom scoring options for Hungary
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Custom scoring options for Israel
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance632.30.9490
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1530.41030.7790.6673.8606.7564.3525.1450.9422.9
Custom scoring options for Japan
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance632.30.9490
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1530.41030.7790.6673.8606.7564.3525.1450.9422.9
Custom scoring options for Korea
Scoring OptionTime On
Distance
Triple Number Coastal/Long Distance Low734.1
Triple Number Coastal/Long Distance Medium583.4
Triple Number Coastal/Long Distance High509.1
Triple Number Windward/Leeward Low937.5
Triple Number Windward/Leeward Medium714.2
Triple Number Windward/Leeward High617.7
Predominantly Upwind640.1
Predominantly Downwind581.8
Predominantly Reaching562.9
Custom scoring options for Lithuania
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance632.30.9490
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1530.41030.7790.6673.8606.7564.3525.1450.9422.9
Custom scoring options for Netherlands
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8173
Triple Number Coastal/Long Distance Medium1.0284
Triple Number Coastal/Long Distance High1.1785
Triple Number Windward/Leeward Low0.6400
Triple Number Windward/Leeward Medium0.8401
Triple Number Windward/Leeward High0.9714
Coastal/Long Distance0.9490
Predominantly Upwind0.9373
Predominantly Downwind1.0312
For information
General Purpose Handicap (GPH)651.7
Custom scoring options for Norway
Scoring OptionTime On
Time
Distanseseilas Singeltall  (APH)1.0284
Distanseseilas Trippeltall svak vind0.8173
Distanseseilas Trippeltall mellomvind1.0284
Distanseseilas Trippeltall sterk vind1.1785
Pølsebane Trippeltall svak vind0.6400
Pølsebane Trippeltall mellomvind0.8401
Pølsebane Trippeltall sterk vind0.9714
Motvind Singeltall0.9373
Medvind Singeltall1.0312
Custom scoring options for Portugal
Scoring OptionTime On
Distance		Time On
Time
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Coastal/Long Distance632.30.9490
Custom scoring options for Russia
Scoring OptionTime On
Distance		Time On
Time
Predominantly Upwind640.10.9373
Predominantly Downwind581.81.0312
Custom scoring options for South Africa
Scoring OptionTime On
Distance		Time On
Time
Cape Doctor Inshore543.21.1045
Cape Doctor Coastal458.01.3099
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Custom scoring options for Slovenia
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8173
Triple Number Coastal/Long Distance Medium1.0284
Triple Number Coastal/Long Distance High1.1785
Triple Number Windward/Leeward Low0.6400
Triple Number Windward/Leeward Medium0.8401
Triple Number Windward/Leeward High0.9714
Custom scoring options for Switzerland
Scoring OptionTime On
Time
Triple Number Coastal/Long Distance Low0.8173
Triple Number Coastal/Long Distance Medium1.0284
Triple Number Coastal/Long Distance High1.1785
Triple Number Windward/Leeward Low0.6400
Triple Number Windward/Leeward Medium0.8401
Triple Number Windward/Leeward High0.9714
Custom scoring options for Sweden
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance632.30.9490
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Predominantly Upwind640.10.9373
Predominantly Downwind581.81.0312
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1530.41030.7790.6673.8606.7564.3525.1450.9422.9
Custom scoring options for Ukraine
Scoring OptionTime On
Distance		Time On
Time
Coastal/Long Distance632.30.9490
Triple Number Coastal/Long Distance Low734.10.8173
Triple Number Coastal/Long Distance Medium583.41.0284
Triple Number Coastal/Long Distance High509.11.1785
Triple Number Windward/Leeward Low937.50.6400
Triple Number Windward/Leeward Medium714.20.8401
Triple Number Windward/Leeward High617.70.9714
Performance Curve4 kt 6 kt 8 kt 10 kt 12 kt 14 kt 16 kt 20 kt 24 kt
Coastal/Long Distance1530.41030.7790.6673.8606.7564.3525.1450.9422.9
Custom scoring options for United States of America
Scoring OptionTODTOT
TriNum AP Low734.10.8173
TriNum AP Med583.51.0283
TriNum AP High509.11.1785
TriNum W/L Low979.50.6125
TriNum W/L Med714.20.8401
TriNum W/L Hig617.70.9714
Predom. Upwind662.80.9053
Predom. Reaching573.41.0464
Predom. Downwind599.31.0012
Predom. Up Low892.60.6722
Predom. Up L/M694.70.8637
Predom. Up Med623.30.9627
Predom. Up M/H581.11.0325
Predom. Up High555.61.0800
Predom. Dn Low860.90.6969
Predom. Dn L/M656.10.9146
Predom. Dn Med568.21.0560
Predom. Dn M/H488.51.2282
Predom. Dn High416.01.4423
Predom. Rc Low775.70.7735
Predom. Rc L/M613.90.9774
Predom. Rc Med547.41.0961
Predom. Rc M/H487.81.2300
Predom. Rc High441.71.3584
SA/DSPL Upwind29.80SA/DSPL Downwind71.37
Scoring OptionTODTOT
5B W/L Low1091.90.5495
5B W/L L/M811.60.7393
5B W/L Med703.90.8524
5B W/L M/H634.40.9457
5B W/L High573.21.0467
W/L 60-40 Low1104.10.5434
W/L 60-40 L/M824.30.7279
W/L 60-40 Med719.60.8338
W/L 60-40 M/H658.20.9115
W/L 60-40 High609.30.9848
5B AP Low800.30.7497
5B AP L/M651.00.9217
5B AP Med575.51.0425
5B AP M/H520.91.1518
5B AP High478.31.2545
5B SF Bay Low944.50.6352
5B SF Bay L/M777.80.7714
5B SF Bay Med677.60.8855
5B SF Bay M/H613.30.9783
5B SF Bay High561.01.0696
Chicago-Mac Upwind0.8797
Chicago-Mac All Purpose0.9212
Chicago-Mac Downwind0.9608
BayMac Cove Island875.60.6853
BayMac Shore870.00.6896
Harvest Moon494.81.2125
ORC Ref  0319000477FIssued on 19/11/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
VAJRA 3ITA-24537
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
Data in meters/kilograms (Metric)
HULL AND APPENDAGES (Lightship Trim)
ClassBlu Sail 24Measurement01/12/1999HINPlan reviewHull constructionCoredCarbon rudderNoLight stanchionsNoTrim tabNo
LOA7.470Max. Beam2.384Draft1.643Displacement1,100Wetted area10.49IMS L6.987LSM06.400Acc. length7.470Sink (kg/mm) 7.81
VCGD-0.360VCGM-0.366RM Rated (kg·m) 26.2Limit of positive stability(°) N/AStability IndexN/ADefault crew weight364Declared crew weight350
PROPELLER
Propeller TypeNo Propeller
Hydro generatorNo
RIG
Forestay tensionAftInner stayNone FittedMast materialAluminumSingle headsail furlerNoMainsail furlerNoArticulated bowspritNoNon-circular riggingNoFiber riggingNoAdjustable mast footNoRunning backstays0Checkstays0Spreaders1Rotating mastNo
P9.000IG8.780ISP10.430MDT10.085MDL10.130MDT20.085MDL20.090TL1.440MW0.130GO0.155
E3.450J2.635BAS1.170FSDNo FoilSFJ0.210SPLWPLTPS4.000BD0.110MWTMCG
Flying Headsail Foretriangles IdISPTPS
FLOTATION AND STABILITY
Calculation methodVCG entered directlyVCG entered-0.360Flotation Date05/11/2024
BALLAST
TANKS
INVENTORY
INVENTORY
Fixed Ballast Total0
Total deductible
Total deductible
ORC Ref  0319000477FIssued on 19/11/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org
Club Certificate2025
VAJRA 3ITA-24537
FEDERAZIONE ITALIANA VELA
Distr.:UVAI  www.uvai.it
Tel. + 39068841273
E-mail  segreteria@uvai.it
MAINSAIL
IdMHBMUWMTWMHWMQWAreaMeas.DateCommentA0.180.761.342.282.9818.9317/11/2025
HEADSAIL
IdHHBHUWHTWHHWHQWHLPHLUBtnFlyingFTAreaMeas.DateCommentA0.070.420.801.482.192.858.70NoNo 12.8317/11/2025
ASYMMETRIC SPINNAKER
IdSLUSLESLSHWSFLRatioAreaMeas.DateCommentA11.259.4310.346.547.0093%57.1517/11/2025
ORC Ref  0319000477FIssued on 19/11/2025Valid until 31/12/2025
VPP ver: 2025 1.01 | © ORC | www.orc.org